Sacramento International (SMF) Delays and On-Time Departures
Sacramento, CA · ranked 169th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Sacramento (SMF) had 56,306 scheduled departures and 80.6% of them left on time (US average 77.4%).
That ranks 169th of 333 US airports tracked on this site, with 0.7% of departures cancelled.
Delta Air Lines was the most punctual airline here, with 90.3% of departures on time.
January has been the best month (86% on time) and Friday the weakest day of the week (78%).
Best time of day to fly out of Sacramento (SMF)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | 70.2% | 1.6% | 123 |
| 1am–2am | Limited data | 18 | |
| 5am–6am | 94.7% | 0.4% | 6,046 |
| 6am–7am | 94.4% | 0.6% | 10,905 |
| 7am–8am | 91.9% | 0.6% | 7,735 |
| 8am–9am | 91.3% | 0.7% | 7,195 |
| 9am–10am | 89.8% | 0.5% | 6,812 |
| 10am–11am | 86.7% | 0.7% | 7,452 |
| 11am–12pm | 82.2% | 0.7% | 7,063 |
| 12pm–1pm | 80.5% | 0.5% | 7,160 |
| 1pm–2pm | 76.8% | 0.4% | 6,871 |
| 2pm–3pm | 74.5% | 0.8% | 7,220 |
| 3pm–4pm | 70.0% | 0.5% | 4,920 |
| 4pm–5pm | 72.5% | 0.4% | 5,787 |
| 5pm–6pm | 74.2% | 0.4% | 5,112 |
| 6pm–7pm | 70.7% | 0.7% | 5,630 |
| 7pm–8pm | 74.2% | 0.7% | 6,546 |
| 8pm–9pm | 71.4% | 0.6% | 5,028 |
| 9pm–10pm | 67.6% | 0.6% | 2,415 |
| 10pm–11pm | 83.2% | 1.3% | 1,692 |
| 11pm–12am | 75.1% | 1.6% | 2,612 |
Airlines at SMF ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Delta Air Lines | 90.3% | 91.2% | 1.1% | 3,387 |
| United Airlines | 88.9% | 87.6% | 0.8% | 4,390 |
| Alaska Airlines | 86.8% | 83.0% | 0.8% | 2,612 |
| Envoy Air | 85.9% | 83.1% | 0.7% | 143 |
| SkyWest Airlines | 85.8% | 83.1% | 0.8% | 8,910 |
| Hawaiian Airlines | 84.2% | 81.2% | 1.1% | 460 |
| Spirit Airlines | 83.6% | 85.2% | 0.8% | 129 |
| American Airlines | 81.1% | 82.7% | 1.8% | 3,460 |
| Frontier Airlines | 78.4% | 77.0% | 1.3% | 637 |
| Southwest Airlines | 76.5% | 80.2% | 0.5% | 31,980 |
| JetBlue | 68.6% | 74.3% | 3.5% | 198 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of SMF
On-time departures by day, 24 months.
Best month to fly out of SMF
On-time departures by month, 24 months.
Holiday travel at Sacramento (SMF)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 79.9% | -3.5 pts | 0.6% | 2,179 |
| Christmas & New Year (Dec 20 - Jan 3) | 69.5% | -14.0 pts | 1.1% | 4,364 |
| Summer peak (Jun 15 - Aug 15) | 77.4% | -6.1 pts | 0.8% | 21,081 |
| All other days | 83.5% | — | 0.6% | 86,718 |
Monthly on-time departure trend at SMF
On-time departure % each month, with the 12-month US average for reference.
Routes from Sacramento (SMF)
Every route from SMF with its own page, by number of flights (last 12 months, on-time arrivals).